<!DOCTYPE HTML>
<html lang="zh-cn">
  <head>
    <meta charset="UTF-8">
    <title>Powerful JQuery Plugins</title>
    <link href="/js/jQueryUI/jquery-ui.css" type="text/css" rel="stylesheet"></link>
    <link href="/js/jQueryScrollbar/perfect-scrollbar.css" type="text/css" rel="stylesheet"></link>
  	<style type="text/css">
  		body {
  			min-width: 900px;
  			min-height: 100%;
  		}
  		.box {
  			position: relative;
  			width: 50%;
  			min-width:500px;
  			height: 200px;
  			margin: 0 auto;
  			padding: 3px 4px;
  			background-color: #ebf3ff;
  			overflow: auto;
  		}
  		.content {
  			width: 100%;
  			height: 500px;
  			background-color: purple;
  		}
  		/* 
  			背景图片必须设置宽高才能显示出来
  			position绝对定位，也需要固定的宽高
  		*/
  		.left_top_radius {
  			position: absolute;
  			left: 0;
  			top: 0;
  			width: 4px;
  			height: 3px;
  			background: url(/img/round-rectangle/l_top_radius.gif) no-repeat;
  		}
  		.right_top_radius {
  			position: absolute;
  			right: 0;
  			top: 0;
  			width: 4px;
  			height: 3px;
  			background: url(/img/round-rectangle/r_top_radius.gif) no-repeat;
  		}
  		.left_btm_radius {
  			position: absolute;
  			left: 0;
  			bottom: 0;
  			width: 4px;
  			height: 3px;
  			background: url(/img/round-rectangle/l_btm_radius.gif) no-repeat;
  		}
  		.right_btm_radius {
  			position: absolute;
  			right: 0;
  			bottom: 0;
  			width: 4px;
  			height: 3px;
  			background: url(/img/round-rectangle/r_btm_radius.gif) no-repeat;
  		}
  	</style>
  </head>
  
  <body>
  	<div class="box">
  		<div class="left_top_radius"></div>
  		<div class="right_top_radius"></div>
  		<div class="left_btm_radius"></div>
  		<div class="right_btm_radius"></div>
  		<div class="content"></div>
  	</div>
    <script src="/js/jQuery/jquery-1.11.3.js" type="text/javascript"></script>
    <script src="/js/jQueryUI/jquery-ui.js" type="text/javascript"></script>
    <script src="/js/jQueryValidation/jquery.validate.js" type="text/javascript"></script>
    <script src="/js/jQueryValidation/messages_zh.js" type="text/javascript"></script>
    <script src="/js/jQueryValidation/additional-methods.js" type="text/javascript"></script>
    <script src="/js/jQueryValidation/additional-methods.js" type="text/javascript"></script>
    <script src="/js/jQueryScrollbar/perfect-scrollbar.jquery.js" type="text/javascript"></script>
    <script type="text/javascript">
        $(function() {
            console.info("Dom元素加载完毕！");
        });
    </script>
  </body>
</html>